public function testWithoutHeaderDoesNothingIfHeaderDoesNotExist() { $this->assertFalse($this->message->hasHeader('X-Foo')); $message = $this->message->withoutHeader('X-Foo'); $this->assertNotSame($this->message, $message); $this->assertFalse($message->hasHeader('X-Foo')); }
/** * {@inheritdoc} */ public function withoutHeader($header) { $new = clone $this; $new->message = $this->message->withoutHeader($header); return $new; }